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PostgreSQL PGCES-02 Exam - Topic 5 Question 45 Discussion

Actual exam question for PostgreSQL's PGCES-02 exam
Question #: 45
Topic #: 5
[All PGCES-02 Questions]

Select two correct statements that describe what occurs on the client side when the following command is executed. pg_ctl -m smart stop

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Suggested Answer: A

by Carmela at Jul 09, 2023, 06:31 PM

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Carylon
5 months ago
Wait, are you sure about D? That sounds off.
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Theresia
5 months ago
E is a nice touch, clients get a heads up.
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Wynell
5 months ago
I thought B was correct, but I guess not!
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Lai
5 months ago
C makes sense too, transactions finish before termination.
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Cecily
6 months ago
A is definitely true, no new connections allowed.
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Reiko
6 months ago
I vaguely recall E being a possibility too, as clients usually get notified before a shutdown, right?
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Eloisa
6 months ago
I feel like C is definitely right since it mentions that connections are terminated after transactions finish, which sounds familiar.
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Selma
6 months ago
I'm not sure about B; I remember something about transactions being rolled back, but I thought they would finish first.
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Lisbeth
6 months ago
I think option A is correct because clients shouldn't be able to connect while the server is shutting down.
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Weldon
6 months ago
Okay, let's see. The key benefits of denormalized data structures are reducing the amount of data processed and increasing query speed, right? I'm pretty confident those are two of the main advantages.
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Shayne
6 months ago
Okay, let me think this through step-by-step. The question is asking how to indicate to the browser that the cookie data should be sent over a secure connection. Option A mentions calling a getSecure() method, which sounds promising. I'll have to double-check the servlet API documentation to be sure.
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Cordelia
6 months ago
I think it's AnyConnect for the posture agent, but I'm a bit confused about the other option. Could it be related to PEAP or something?
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Tiera
6 months ago
I remember discussing how security testing might require specialized skills but I'm not sure if that means it's solely for security experts.
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Hoa
6 months ago
This seems like a straightforward question about the testing process. I'll need to think through the different test environments and where the units would be tested after integration.
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Winfred
11 months ago
Okay, let's see... A and C seem the most likely to me. I'm picturing the server just sitting there, arms crossed, refusing new connections until the existing ones wrap up.
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Anastacia
11 months ago
Haha, I bet the exam writers just wanted to see if anyone would pick D 'cause it sounds hilarious. Like, 'Oh, the server's shutting down? Nah, we'll just keep on truckin'!'
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Margarita
9 months ago
E) Connected clients receive a message saying that the server will soon be shutdown.
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Levi
10 months ago
B) The running transaction for a connected client is rolled back and the connection is disconnected forcibly.
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Shenika
10 months ago
A) Clients will not be able to make new connections.
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Ruthann
11 months ago
I'm not sure about E, does the server really send a message to connected clients? Seems like that's not mentioned in the command description.
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Donette
10 months ago
C) Connections are terminated after the currently running transactions have finished.
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Monte
10 months ago
A) Clients will not be able to make new connections.
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Pedro
11 months ago
I think the correct answers are B and C. The command will stop the server in a 'smart' mode, which means that it'll wait for current transactions to finish before disconnecting clients.
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Kattie
11 months ago
That's correct. Clients will not be able to make new connections and the server will shutdown after current transactions are done.
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Art
11 months ago
Yes, you're right. The running transaction is rolled back and connections are terminated after transactions finish.
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Alline
11 months ago
I think the correct answers are B and C.
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Shaun
12 months ago
I'm not sure about statement E. I think it's actually A and C that are correct.
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Edwin
12 months ago
I agree with Raina. When the server is stopped with pg_ctl -m smart, the running transaction is rolled back and clients receive a shutdown message.
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Raina
1 year ago
I think the correct statements are B and E.
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Shawnee
1 year ago
But what about statement C? Connections are terminated after running transactions finish, right?
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Lashon
1 year ago
I agree with statement E, connected clients receive a message about the server shutdown.
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Shawnee
1 year ago
I think statement A is correct because clients won't be able to make new connections.
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